Climate at a Glance

Statewide Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of October 2019. For more information, please see Climatological Rankings.


Montana

Average Temperature Rankings, December 1999

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2018)
Warmest/Coolest
Since
Record
December 1999
1-Month
29.5°F
(-1.4°C)
20.6°F
(-6.3°C)
8.9°F
(4.9°C)
122nd Coolest Coolest since: 1998 1983
3rd Warmest Warmest since: 1957 1939
Nov–Dec 1999
2-Month
34.2°F
(1.2°C)
25.0°F
(-3.9°C)
9.2°F
(5.1°C)
124th Coolest Coolest since: 1998 1985
1st Warmest Warmest to Date 1999
Oct–Dec 1999
3-Month
37.7°F
(3.2°C)
31.1°F
(-0.5°C)
6.6°F
(3.7°C)
124th Coolest Coolest since: 1998 1919
1st Warmest Warmest to Date 1999
Sep–Dec 1999
4-Month
41.2°F
(5.1°C)
36.8°F
(2.7°C)
4.4°F
(2.4°C)
123rd Coolest Coolest since: 1998 1985
2nd Warmest Warmest since: 1953 1953
Ties: 1939
Aug–Dec 1999
5-Month
46.2°F
(7.9°C)
42.2°F
(5.7°C)
4.0°F
(2.2°C)
123rd Coolest Coolest since: 1998 1985
2nd Warmest Warmest since: 1953 1953
Jul–Dec 1999
6-Month
49.2°F
(9.6°C)
46.2°F
(7.9°C)
3.0°F
(1.7°C)
120th Coolest Coolest since: 1997 1985
5th Warmest Warmest since: 1998 1953
Jun–Dec 1999
7-Month
50.3°F
(10.2°C)
47.9°F
(8.8°C)
2.4°F
(1.4°C)
118th Coolest Coolest since: 1998 1951, 1985
7th Warmest Warmest since: 1988 1953, 1988, 2015
Ties: 1939
May–Dec 1999
8-Month
50.1°F
(10.1°C)
48.2°F
(9.0°C)
1.9°F
(1.1°C)
113th Coolest Coolest since: 1997 1916, 1927
12th Warmest Warmest since: 1998 1936
Apr–Dec 1999
9-Month
49.0°F
(9.4°C)
47.4°F
(8.6°C)
1.6°F
(0.8°C)
110th Coolest Coolest since: 1997 1927, 1951
15th Warmest Warmest since: 1998 1988
Ties: 1980, 2016
Mar–Dec 1999
10-Month
47.6°F
(8.7°C)
45.5°F
(7.5°C)
2.1°F
(1.2°C)
110th Coolest Coolest since: 1997 1951
15th Warmest Warmest since: 1998 1988
Ties: 1940, 1994
Feb–Dec 1999
11-Month
46.0°F
(7.8°C)
43.3°F
(6.3°C)
2.7°F
(1.5°C)
117th Coolest Coolest since: 1997 1951
8th Warmest Warmest since: 1998 2015
Ties: 2007
Jan–Dec 1999
12-Month
44.0°F
(6.7°C)
41.1°F
(5.1°C)
2.9°F
(1.6°C)
117th Coolest Coolest since: 1998 1916
8th Warmest Warmest since: 1988 1934, 2015
Ties: 1981, 2007
Jul 1998–Dec 1999
18-Month
45.9°F
(7.7°C)
42.8°F
(6.0°C)
3.1°F
(1.7°C)
122nd Coolest Coolest since: 1998 1916
2nd Warmest Warmest to Date 2012
Ties: 2016
Jan 1998–Dec 1999
24-Month
43.9°F
(6.6°C)
41.1°F
(5.1°C)
2.8°F
(1.5°C)
120th Coolest Coolest since: 1998 1951
4th Warmest Warmest since: 1988 2016
Ties: 2017
Jan 1997–Dec 1999
36-Month
43.4°F
(6.3°C)
41.1°F
(5.1°C)
2.3°F
(1.2°C)
118th Coolest Coolest since: 1998 1951
5th Warmest Warmest since: 1988 2017
Ties: 2000, 2006
Jan 1996–Dec 1999
48-Month
42.3°F
(5.7°C)
41.1°F
(5.1°C)
1.2°F
(0.6°C)
98th Coolest Coolest since: 1998 1951
24th Warmest Warmest since: 1992 2007, 2017
Ties: 1942
Jan 1995–Dec 1999
60-Month
42.2°F
(5.7°C)
41.1°F
(5.1°C)
1.1°F
(0.6°C)
95th Coolest Coolest since: 1998 1899
26th Warmest Warmest since: 1994 2016
Ties: 2013

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 21, 2019 from https://www.ncdc.noaa.gov/cag/